391462080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{997}}^1$

素因数の和:1426

約数の個数: 112

約数和(自身を含む): 1247180640

約数和(自身を除く): 855718560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 409, 480, 818, 960, 997, 1227, 1636, 1994, 2045, 2454, 2991, 3272, 3988, 4090, 4908, 4985, 5982, 6135, 6544, 7976, 8180, 9816, 9970, 11964, 12270, 13088, 14955, 15952, 16360, 19632, 19940, 23928, 24540, 26176, 29910, 31904, 32720, 39264, 39880, 47856, 49080, 59820, 63808, 65440, 78528, 79760, 95712, 98160, 119640, 130880, 159520, 191424, 196320, 239280, 319040, 392640, 407773, 478560, 815546, 957120, 1223319, 1631092, 2038865, 2446638, 3262184, 4077730, 4893276, 6116595, 6524368, 8155460, 9786552, 12233190, 13048736, 16310920, 19573104, 24466380, 26097472, 32621840, 39146208, 48932760, 65243680, 78292416, 97865520, 130487360, 195731040, 391462080]

約数ペア:

[(1, 391462080), (2, 195731040), (3, 130487360), (4, 97865520), (5, 78292416), (6, 65243680), (8, 48932760), (10, 39146208), (12, 32621840), (15, 26097472), (16, 24466380), (20, 19573104), (24, 16310920), (30, 13048736), (32, 12233190), (40, 9786552), (48, 8155460), (60, 6524368), (64, 6116595), (80, 4893276), (96, 4077730), (120, 3262184), (160, 2446638), (192, 2038865), (240, 1631092), (320, 1223319), (409, 957120), (480, 815546), (818, 478560), (960, 407773), (997, 392640), (1227, 319040), (1636, 239280), (1994, 196320), (2045, 191424), (2454, 159520), (2991, 130880), (3272, 119640), (3988, 98160), (4090, 95712), (4908, 79760), (4985, 78528), (5982, 65440), (6135, 63808), (6544, 59820), (7976, 49080), (8180, 47856), (9816, 39880), (9970, 39264), (11964, 32720), (12270, 31904), (13088, 29910), (14955, 26176), (15952, 24540), (16360, 23928), (19632, 19940)]